Stool



FIG. 1 is an elevated front perspective view of a stool;

FIG. 2 is front view of the stool depicted in FIG. 1;

FIG. 3 is a side view of the stool depicted in FIG. 1, where an opposing side view is a mirror image of that depicted in FIG. 3;

FIG. 4 is a back view of the stool depicted in FIG. 1;

FIG. 5 is a top view of the stool depicted in FIG. 1; and,

FIG. 6 is a bottom view of the stool depicted in FIG. 1. 

CLAIM The ornamental design for a stool, as shown and described. 